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35 Surprising Facts About Earth’s Seas

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26Spacecraft Cemetery

Spacecraft Cemetery

There is an area in the middle of the Pacific Ocean where spacecrafts that are no longer needed have been routinely deposited. It is known as the "Spacecraft Cemetery," and notably it is also the place where the defunct Mir space station rests.


27. There are more multi-cellular zooplanktons per square kilometer in the Chukchi Sea than there are stars in the Milky Way and collectively there are more planktons than there are galaxies in the observable universe.


28. One milliliter of seawater can contain up to 10 million virus particles. That volume of seawater may also contain a million bacteria whereas sea sediment and soil can contain up to a billion virus particles per cubic centimeter.


29. The area that is now the Mediterranean Sea was once dry, but about 5 million years ago the Atlantic Ocean poured through the Strait of Gibraltar at a rate 1000 times that of the Amazon, filling the Mediterranean Sea in about 2 years.


30. The Pacific and Atlantic oceans are at different heights, with the Pacific's water line being about 40 cm taller.


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31Salton Sea Evaporation

Salton Sea Evaporation

Evaporation of the man-made Salton Sea in USA cause algal blooms from concentrated fertilizer runoff, botulism-tainted fish, massive bird die-offs that require 24/7 incineration of the carcasses, and toxic, foul-smelling clouds of dust that waft into Los Angeles.


32. The Sargasso Sea in the North Atlantic is the only 'sea' with no land borders but instead is surrounded by ocean currents. It is known for being incredibly clear and full of a particular species of floating seaweed.


33. Ocean Farts (Ocean Flatulence) are massive blowouts of methane gas from seafloor sediments. This was once thought to cause ships to sink within the infamous Bermuda Triangle.


34. There is an area in the middle of the Pacific Ocean in which scientists have discovered a large number of great white sharks congregate every year. They have nicknamed this stretch of the ocean "The White Shark Café."


35. The deepest ocean sinkhole in the world is in the South China Sea and is named the Dragon Hole, or Longdong. It is roughly 987 feet deep. Below 328 feet, the hole is devoid of oxygen and deadly to marine life.

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